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Juniper QFX5120-48Y-D-AFI2 QFX5120 48x SFP28 25GBX 8x QSFP28 Switch
- 48 x 25GbE SFP28 ports
- 8 x 100GbE QSFP28 ports
- High-density 1RU form factor
- Supports advanced Layer 2 and Layer 3 features
- Ideal for spine-and-leaf deployments
- Low latency for critical applications
- Junos OS for robust network management
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Key specifications
See full specs ↓- Model
- QFX5120-48Y-D-AFI2
- Ports
- 48x 25GbE SFP28, 8x 100GbE QSFP28
- Form Factor
- 1RU
- Switching Capacity
- Up to 3.2 Tbps
- Forwarding Rate
- Up to 2.4 Bpps
- Junos OS
- Supported
Product details
The Juniper QFX5120-48Y-D-AFI2 is a high-performance, fixed-configuration data center switch designed for modern network architectures. It offers 48x 25GbE SFP28 ports and 8x 100GbE QSFP28 ports, providing significant bandwidth for demanding applications and server connectivity.
Technical Information
| Model | QFX5120-48Y-D-AFI2 |
| Ports | 48x 25GbE SFP28, 8x 100GbE QSFP28 |
| Form Factor | 1RU |
Additional Specifications
| Switching Capacity | Up to 3.2 Tbps |
| Forwarding Rate | Up to 2.4 Bpps |
| Junos OS | Supported |
Description
The Juniper QFX5120-48Y-D-AFI2 is engineered to meet the evolving demands of data center networks, offering a compelling blend of performance, density, and programmability. With 48 high-speed 25GbE SFP28 ports, it provides ample connectivity for servers and storage devices, while the eight 100GbE QSFP28 uplink ports ensure robust aggregation and connectivity to the core or spine layer. This configuration is optimized for modern spine-and-leaf architectures, enabling efficient east-west traffic flow and low-latency communication. Leveraging the power of the Junos OS, the QFX5120-48Y-D-AFI2 delivers a consistent and advanced feature set for network automation, programmability, and operational simplicity. It supports a comprehensive suite of Layer 2 and Layer 3 protocols, including BGP, OSPF, and EVPN-VXLAN, making it a versatile choice for diverse data center environments. The switch's low latency and high throughput are critical for performance-sensitive applications such as high-frequency trading, big data analytics, and cloud computing. Designed for deployment in space-constrained environments, the 1RU form factor of the QFX5120-48Y-D-AFI2 maximizes rack space utilization. Its advanced silicon architecture provides high-performance packet forwarding with low power consumption. The switch is built for reliability and scalability, offering features like redundant power supplies and fans to ensure continuous operation and support for future network growth.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
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